Finding the Fourth Proportional to 16,456,046.44, 24,699,991.08 and 7,942,376.20
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Solution
The fourth proportional to 16,456,046.44, 24,699,991.08 and 7,942,376.20 is: 11,921,248.64
Step by Step Solution
- Step 1: Write the proportion equation
16,456,046.44 : 24,699,991.08 = 7,942,376.20 : x - Step 2: Convert to fraction form
16,456,046.44/24,699,991.08 = 7,942,376.20/x - Step 3: Cross multiply
16,456,046.44x = 24,699,991.08 × 7,942,376.20 - Step 4: Simplify right side
16,456,046.44x = 196,176,621,294,004.28 - Step 5: Solve for x
x = 196,176,621,294,004.28/16,456,046.44 - Step 6: Final answer
x = 11,921,248.64
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.